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 FileMaker Pro Custom Functions

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EventCount ( DateBegin ; DateEnd ; Frequency ; When )

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Jonathan Stark, Jonathan Stark Consulting
http://jonathanstark.com/

Counts the number of times a repeating event will occur between two dates.

Sample Input:
CountEvents ( "1/1/2007" ; "6/1/2007" ; "Once" ; "5/14/1976" ) // Returns 0
CountEvents ( "1/1/2007" ; "6/1/2007" ; "Once" ; "5/14/2007" ) // Returns 1
CountEvents ( "1/1/2007" ; "6/1/2008" ; "Yearly" ; "5/14" ) // Returns 2
CountEvents ( "1/1/2007" ; "6/1/2007" ; "Monthly" ; "1" ) // Returns 6
CountEvents ( "1/1/2007" ; "6/1/2007" ; "Monthly" ; "15" ) // Returns 5
CountEvents ( "1/1/2007" ; "6/1/2007" ; "Monthly" ; "0" ) // Returns 5 (0 represents the last day of the month, -1 would represent the second to last day of the month, etc.)
CountEvents ( "1/1/2007" ; "1/6/2007" ; "Weekly" ; "Monday" ) // Returns 1
Sample Output:
Count the number of times a repeating event will occur between two dates.


 Then copy & paste into FileMaker Advanced's Edit Custom Function window.

Click here to copy To Clip Manager if you have myFMbutler's Clip Manager installed

Description:

NAME
EventCount

DESCRIPTION
Count the number of times a repeating event will occur between two dates.

PARAMETERS
DateBegin: The start date of the range to be checked.
DateEnd: The stop date of the range to be checked.
Frequency: Text describing the length of the repetition. Supported values are Once, Yearly, Monthly, Weekly, and Daily.
When: Text representing the point in the frequency arc when the event hits. The expected format depends on the type of frequency specified.

Note: these functions are not guaranteed or supported by BrianDunning.com. Please contact the individual developer with any questions or problems.

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